Abdominal PainAbdomen, AcuteKnee JointRupture, SpontaneousOsteoarthritis, KneeKneeJointsArthroplasty, Replacement, KneePainKnee InjuriesKnee ProsthesisJoint DiseasesCartilage, ArticularPain ManagementPain MeasurementChronic PainOsteoarthritisInjections, Intra-ArticularRange of Motion, ArticularPain ThresholdBiomechanical PhenomenaJoint InstabilityAnkle JointPain, PostoperativeTibiaAnterior Cruciate LigamentMenisci, TibialSynovial FluidArthralgiaWeight-BearingPatellaFinger JointBack PainSynovial MembraneHip JointLow Back PainSynovitisPain, IntractableMedial Collateral Ligament, KneeArthroscopyArthritis, ExperimentalJoint CapsuleTreatment OutcomeStifleGaitNeck PainPelvic PainPain PerceptionAcute PainWrist JointLigaments, ArticularArthritisAppendicitisTarsal JointsFacial PainKnee DislocationQuadriceps MuscleArthritis, RheumatoidHindlimbPain, ReferredPosterior Cruciate LigamentArthrographySeverity of Illness Index